31818618

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{135977}}^1$

素因数の和:135998

約数の個数: 24

約数和(自身を含む): 74243988

約数和(自身を除く): 42425370

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 135977, 271954, 407931, 815862, 1223793, 1767701, 2447586, 3535402, 5303103, 10606206, 15909309, 31818618]

約数ペア:

[(1, 31818618), (2, 15909309), (3, 10606206), (6, 5303103), (9, 3535402), (13, 2447586), (18, 1767701), (26, 1223793), (39, 815862), (78, 407931), (117, 271954), (234, 135977)]